package com.cupk.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.cupk.entities.Attachment; // 1. 【确认】: 是否正确导入了 Attachment 实体类
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface AttachmentMapper extends BaseMapper<Attachment> { // 2. 【确认】: 泛型是 <Attachment>
    // 通常这里是空的，因为 BaseMapper 已经提供了足够的方法
}